OF BRITISH BIRDS. 21 



Stercorarius buffoni. 

 Ster cor arms pomarinus. 

 Phalaropusfulicarius. 

 Ampelis garrulus. 

 Fringilla linaria. 

 Alauda alpestris. 

 Sojnateria spectabilis. 

 Lurus glaucus. 

 Larus rossi. 

 Larus sabini. 

 Surnea nyctea. 

 Larus eburneus. 

 Emberiza lapponica. 

 Strix tengmalmi. 

 Carpodacus enucleator. 

 Colymbus adamsi. 

 Anser hyperboreus. 



Of the twelve species whose breeding-range is both arctic and subarctic 

 all except the last two on the list breed within the limits of the British 

 Islands ; — 



Falco peregrinus , 

 Alca troile. 

 Larus marinus. 

 Larus tridactylus. 

 Mergus serrator. 

 Stercorarius richardsoni. 

 Tringa alpina. 

 Strix brachyotus. 

 Anas clypeata. 

 Sterna arctica. 

 Fuligula clangula. 

 Strepsilas interpres. 



The breeding-range of the three following species is not only arctic, but 

 also subarctic and subtropic : they all breed Avithin the Kraits of the 

 British Islands : — 



Corvus corax. 



Aquila chrysa'etus. 



Cotyle rip aria. 



The breeding-range of the eight following species extends to both the 

 subarctic and subtropic divisions of the Temperate Region. The two first 

 named breed in some numbers within the limits of the British Islands, the 



